{"product_id":"square-d-kc34250-250a-480v-3-pole-plug-in-circuit-breaker","title":"Square D KC34250 - 250 A, 480 V, 3-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSquare D KC34250\u003c\/strong\u003e — 250 A, 480 V, 3-Pole Plug-In Molded Case Circuit Breaker\u003c\/p\u003e \u003cp\u003eBuilt to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and loadcenters, the KC34250 combines a fast plug-in connection with a robust thermal-magnetic trip unit. This means quick installation, reliable protection, and consistent performance across varying electrical conditions.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug-in connection:\u003c\/strong\u003e streamlines installation and replacement, simplifying field service and reducing downtime in electrical panels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit:\u003c\/strong\u003e provides stable thermal protection for gradual overloads and immediate magnetic response for high-current faults, helping prevent damage to wiring and equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh-current capability:\u003c\/strong\u003e 250 A, 3-pole design suitable for demanding circuits in commercial and light industrial setups.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e480 V rating:\u003c\/strong\u003e accommodates higher voltage systems found in modern electrical distributions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePanelboard and OEM compatibility:\u003c\/strong\u003e designed to work with matching OEM loadcenters and panelboards for a seamless retrofit or new installation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePlug-in molded case design:\u003c\/strong\u003e rugged construction that stands up to everyday panel operations and easier maintenance over time.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile applications:\u003c\/strong\u003e ideal for residential, commercial, and light industrial environments that require reliable branch-circuit protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhat makes the KC34250 stand out is the combination of plug-in convenience and a proven thermal-magnetic protection system within a 3-pole, high-current package. Whether you're upgrading an aging panel, expanding a distribution system, or replacing a worn breaker, this unit provides a straightforward, compatible solution that protects your wiring and connected equipment.\u003c\/p\u003e \u003ch3\u003eTechnical details\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Square D\u003c\/li\u003e \u003cli\u003ePart Number: KC34250\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage Rating: 250 A\u003c\/li\u003e \u003cli\u003eVoltage Rating: 480 V\u003c\/li\u003e \u003cli\u003eNumber of Poles: 3\u003c\/li\u003e \u003cli\u003eMounting Style: Plug-in\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIdeal for professionals upgrading panel installations or outfitting new commercial or light industrial spaces, the Square D KC34250 provides a reliable, plug-in pathway to robust electrical protection. Ensure your distribution system stays protected and serviceable with this matched solution for OEM loadcenters and panelboards. \u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355312476322,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/schnieder_and_square_d_breaker_and_panel_71fd3b29-6fd2-4511-99e4-beb4c4a458dd.png?v=1764691217","url":"https:\/\/www.ampstate.com\/products\/square-d-kc34250-250a-480v-3-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}